PLAYER PAGE
Personal
Lotter, B (Bruwer)
Chess SA id
187018397FIDE id
?Date of birth
1987-03-31 (Adult)Gender
MaleRegion
Johannesburg Metro (GJM)Citizen
RSATitles
Chess SA registered
NoLast active game
2024-05-25Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1288.5 | 1300 | 1270.1 | 1300 |
| Raw rating | 1288.1 | 1300 | 1269.4 | 1300 |
| Weighted rating | 1288.5 | 1299 | 1270.1 | 1299 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 800 | 800 | 800 | 800 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 146.3 | 143.8 | 150.2 | 143.8 |
| Highest rating | 13002024-02-01 | 13002024-02-01 | 13002024-02-01 | 13002024-02-01 |
| Highest raw rating | 13002024-02-01 | 13002024-02-01 | 13002024-02-01 | 13002024-02-01 |
| Highest weighted rating | 1286.92025-08-01 | 1296.72025-08-01 | 1269.42025-08-01 | 1296.72025-08-01 |
| Highest weighted performance | 12002024-02-01 | 12002024-02-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0.3 | 0 | -0 | 0 |
| New rating | 1288.9 | 1300 | 1270.1 | 1300 |
| Analysis | ||||
| Rating | 1288.5 | 1300 | 1270.1 | 1300 |
| Raw rating | 1288.1 | 1300 | 1269.4 | 1300 |
| Weighted rating | 1288.5 | 1299 | 1270.1 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 800 | 800 | 800 | 800 |
| Max/Min rating change allowed | 146.3 | 143.8 | 150.2 | 143.8 |
| Games | 0 | 0 | 0 | 0 |
| Score | 0 | 0 | 0 | 0 |
| Expected score | 0 | 0 | 0 | 0 |
| Score-Expected | 0 | 0 | 0 | 0 |
| Temp raw +/- | 0 | 0 | 0 | 0 |
| Final raw +/- | 0 | 0 | 0 | 0 |
| New raw rating | 1288.1 | 1300 | 1269.4 | 1300 |
| New weighted rating | 1288.9 | 1299.7 | 1270.1 | 1299.7 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1288.9 | 1300 | 1270.1 | 1300 |
| Temp new rating +/- | 0.3 | 0 | -0 | 0 |
| Final new rating +/- | 0.3 | 0 | -0 | 0 |
| New rating | 1288.9 | 1300 | 1270.1 | 1300 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 800 | 800 | 800 | 800 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 7 | 0 | 7 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 7 | 0 | 7 | 0 |
| Games since | |||||||||||||||||
| Main7 | Standard0 | Rapid7 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | Adult | ||||||||||||||||
| Region | Johannesburg Metro (GJM) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 0 | 0 | 0 | 0 | 0 | 0 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 0 | 0 | 0 | 0 | 0 | 0 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 7 | 3 | 42.86 | -60.7 | 1275 | 1214.3 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 7 | 3 | 42.86 | -60.7 | 1275 | 1214.3 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1288.1 | 1300 | 1269.4 | 1300 |
| 2025-09-01 | 1288.1 | 1300 | 1269.4 | 1300 |
| 2025-08-01 | 1288.1 | 1300 | 1269.4 | 1300 |
| 2025-07-01 | 1288.1 | 1300 | 1268.7 | 1300 |
| 2025-06-01 | 1288.1 | 1300 | 1267.9 | 1300 |
| 2025-05-01 | 1288.1 | 1300 | 1266.8 | 1300 |
| 2025-04-01 | 1288.1 | 1300 | 1265.8 | 1300 |
| 2025-03-01 | 1288.1 | 1300 | 1265.8 | 1300 |
| 2025-02-01 | 1288.1 | 1300 | 1265.8 | 1300 |
| 2025-01-01 | 1288.1 | 1300 | 1265.8 | 1300 |
| 2024-12-01 | 1288.1 | 1300 | 1265.8 | 1300 |
| 2024-11-01 | 1288.1 | 1300 | 1265.8 | 1300 |
| 2024-10-01 | 1288.1 | 1300 | 1265.8 | 1300 |
| 2024-09-01 | 1288.1 | 1300 | 1265.8 | 1300 |
| 2024-08-01 | 1288.1 | 1300 | 1265.8 | 1300 |
| 2024-07-01 | 1288.1 | 1300 | 1265.8 | 1300 |
| 2024-06-01 | 1300 | 1300 | 1300 | 1300 |
| 2024-08-01 | 1300 | 1300 | 1300 | 1300 |
| 2024-04-01 | 1300 | 1300 | 1300 | 1300 |
| 2024-03-01 | 1300 | 1300 | 1300 | 1300 |
| 2024-02-01 | 1300 | 1300 | 1300 | 1300 |
| 2024-01-01 | 1300 | 1300 | 1300 | 1300 |
| 2023-12-01 | 1200 | 1200 | 1200 | 1200 |
| 2023-11-01 | 1200 | 1200 | 1200 | 1200 |
Comming soon.
Tournaments
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Aston Bay 2024 (Open) | 2024-05-25 | 2024-05-25 | Rapid | Sarah Baartman (ESB) | 7 | 7 | 3 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentAston Bay 2024 | TournamentAston Bay 2024 | ||||||
| date2024-05-25 | rnd2 | typeRapid | result1 | date2024-05-25 | rnd3 | typeRapid | result1 | ||
| OpponentVan Nieuwenhuizen, PB (Petrus) | OpponentOlivier, K (Keanu) | ||||||||
| 2 | 1 | TournamentAston Bay 2024 | TournamentAston Bay 2024 | ||||||
| date2024-05-25 | rnd6 | typeRapid | result1 | date2024-05-25 | rnd6 | typeRapid | result1 | ||
| OpponentVan Gent, E (Ettienne) | OpponentVan Gent, E (Ettienne) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentAston Bay 2024 | TournamentAston Bay 2024 | ||||||
| date2024-05-25 | rnd2 | typeRapid | result1 | date2024-05-25 | rnd3 | typeRapid | result1 | ||
| OpponentVan Nieuwenhuizen, PB (Petrus) | OpponentOlivier, K (Keanu) | ||||||||
| 2 | 1 | TournamentAston Bay 2024 | TournamentAston Bay 2024 | ||||||
| date2024-05-25 | rnd6 | typeRapid | result1 | date2024-05-25 | rnd6 | typeRapid | result1 | ||
| OpponentVan Gent, E (Ettienne) | OpponentVan Gent, E (Ettienne) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentAston Bay 2024 | TournamentAston Bay 2024 | ||||||
| date2024-05-25 | rnd2 | typeRapid | result1 | date2024-05-25 | rnd3 | typeRapid | result1 | ||
| OpponentVan Nieuwenhuizen, PB (Petrus) | OpponentOlivier, K (Keanu) | ||||||||
| 2 | 1 | TournamentAston Bay 2024 | TournamentAston Bay 2024 | ||||||
| date2024-05-25 | rnd6 | typeRapid | result1 | date2024-05-25 | rnd6 | typeRapid | result1 | ||
| OpponentVan Gent, E (Ettienne) | OpponentVan Gent, E (Ettienne) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentAston Bay 2024 | TournamentAston Bay 2024 | ||||||
| date2024-05-25 | rnd2 | typeRapid | result1 | date2024-05-25 | rnd3 | typeRapid | result1 | ||
| OpponentVan Nieuwenhuizen, PB (Petrus) | OpponentOlivier, K (Keanu) | ||||||||
| 2 | 1 | TournamentAston Bay 2024 | TournamentAston Bay 2024 | ||||||
| date2024-05-25 | rnd6 | typeRapid | result1 | date2024-05-25 | rnd6 | typeRapid | result1 | ||
| OpponentVan Gent, E (Ettienne) | OpponentVan Gent, E (Ettienne) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
Top 10 opponents most often played
| # | Opponent | Main | Standard | Rapid | Blitz | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gms | Score | Dp | Gms | Score | Dp | Gms | Score | Dp | Gms | Score | Dp | ||
| Aor | Prat | Aor | Prat | Aor | Prat | Aor | Prat | ||||||
| 1 | Van Gent ,E (Ettienne) | 1 | 1 | 425 | 0 | 0 | 0 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1178.2 | 1603.2 | 0 | 0 | 1200 | 1603.2 | 0 | 0 | ||||||
| 2 | Olivier ,K (Keanu) | 1 | 1 | 425 | 0 | 0 | 0 | 1 | 1 | 425 | 0 | 0 | 0 |
| 950.1 | 1375.1 | 0 | 0 | 895.5 | 1375.1 | 0 | 0 | ||||||
| 3 | Krieger ,BCJ (Brian) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1538.1 | 1113.1 | 0 | 0 | 1557.2 | 1113.1 | 0 | 0 | ||||||
| 4 | Moolman ,A (Anrico) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1583.1 | 1158.1 | 0 | 0 | 1384.6 | 1158.1 | 0 | 0 | ||||||
| 5 | Van Nieuwenhuizen ,PB (Petrus Bernardus) | 1 | 1 | 425 | 0 | 0 | 0 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1300 | 1725 | 0 | 0 | 1300 | 1725 | 0 | 0 | ||||||
| 6 | Putter ,G (Gerhardt) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1200 | 775 | 0 | 0 | 1200 | 775 | 0 | 0 | ||||||
| 7 | Jacobsz ,C (Christo) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1175.5 | 750.5 | 0 | 0 | 1200 | 750.5 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|